Upstream information

CVE-2020-11868 at MITRE

Description

ntpd in ntp before 4.2.8p14 and 4.3.x before 4.3.100 allows an off-path attacker to block unauthenticated synchronization via a server mode packet with a spoofed source IP address, because transmissions are rescheduled even when a packet lacks a valid origin timestamp.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 3.7
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Access Vector Network Network
Access Complexity Low High
Privileges Required None None
User Interaction None None
Scope Unchanged Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact High Low
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1169740 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
HPE Helion Openstack 8
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
HPE-Helion-OpenStack-8-2020-1805
Image SLES12-SP4-Azure-BYOS
Image SLES12-SP4-EC2-HVM-BYOS
Image SLES12-SP4-GCE-BYOS
Image SLES12-SP4-OCI-BYOS
Image SLES12-SP4-SAP-Azure
Image SLES12-SP4-SAP-Azure-BYOS
Image SLES12-SP4-SAP-Azure-LI-BYOS-Production
Image SLES12-SP4-SAP-Azure-VLI-BYOS-Production
Image SLES12-SP4-SAP-EC2-HVM
Image SLES12-SP4-SAP-EC2-HVM-BYOS
Image SLES12-SP4-SAP-GCE
Image SLES12-SP4-SAP-GCE-BYOS
Image SLES12-SP4-SAP-OCI-BYOS
Image SLES12-SP5-Azure-BYOS
Image SLES12-SP5-Azure-Basic-On-Demand
Image SLES12-SP5-Azure-HPC-BYOS
Image SLES12-SP5-Azure-HPC-On-Demand
Image SLES12-SP5-Azure-SAP-BYOS
Image SLES12-SP5-Azure-SAP-On-Demand
Image SLES12-SP5-Azure-Standard-On-Demand
Image SLES12-SP5-EC2-BYOS
Image SLES12-SP5-EC2-ECS-On-Demand
Image SLES12-SP5-EC2-On-Demand
Image SLES12-SP5-EC2-SAP-BYOS
Image SLES12-SP5-EC2-SAP-On-Demand
Image SLES12-SP5-GCE-BYOS
Image SLES12-SP5-GCE-On-Demand
Image SLES12-SP5-GCE-SAP-BYOS
Image SLES12-SP5-GCE-SAP-On-Demand
Image SLES12-SP5-OCI-BYOS-BYOS
Image SLES12-SP5-OCI-BYOS-SAP-BYOS
Image SLES12-SP5-SAP-Azure-LI-BYOS-Production
Image SLES12-SP5-SAP-Azure-VLI-BYOS-Production
  • ntp >= 4.2.8p15-88.1
Image SLES15-SAP-Azure-VLI-BYOS-Production
Image SLES15-SP1-SAP-Azure-LI-BYOS-Production
Image SLES15-SP1-SAP-Azure-VLI-BYOS-Production
Image SLES15-SP2-SAP-Azure-LI-BYOS-Production
Image SLES15-SP2-SAP-Azure-VLI-BYOS-Production
Image SLES15-SP3-SAP-Azure-LI-BYOS-Production
Image SLES15-SP3-SAP-Azure-VLI-BYOS-Production
Image SLES15-SP4-SAP-Azure-LI-BYOS
Image SLES15-SP4-SAP-Azure-LI-BYOS-Production
Image SLES15-SP4-SAP-Azure-VLI-BYOS
Image SLES15-SP4-SAP-Azure-VLI-BYOS-Production
  • ntp >= 4.2.8p15-4.10.1
SUSE Enterprise Storage 5
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-Storage-5-2020-1805
SUSE Linux Enterprise High Performance Computing 15 SP1
SUSE Linux Enterprise Module for Legacy 15 SP1
SUSE Linux Enterprise Server 15 SP1
SUSE Linux Enterprise Server for SAP Applications 15 SP1
SUSE Linux Enterprise Storage 6
SUSE Manager Proxy 4.0
SUSE Manager Retail Branch Server 4.0
SUSE Manager Server 4.0
  • ntp >= 4.2.8p15-4.10.1
Patchnames:
SUSE-SLE-Module-Legacy-15-SP1-2020-1823
SUSE Linux Enterprise High Performance Computing 15 SP2
SUSE Linux Enterprise Module for Legacy 15 SP2
SUSE Linux Enterprise Server 15 SP2
SUSE Linux Enterprise Server for SAP Applications 15 SP2
SUSE Linux Enterprise Storage 7
SUSE Manager Proxy 4.1
SUSE Manager Retail Branch Server 4.1
SUSE Manager Server 4.1
  • ntp >= 4.2.8p15-4.10.1
Patchnames:
SUSE-SLE-Module-Legacy-15-SP2-2020-1823
SUSE Linux Enterprise High Performance Computing 15 SP3
SUSE Linux Enterprise Module for Legacy 15 SP3
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server for SAP Applications 15 SP3
SUSE Linux Enterprise Storage 7.1
SUSE Manager Proxy 4.2
SUSE Manager Retail Branch Server 4.2
SUSE Manager Server 4.2
  • ntp >= 4.2.8p15-4.13.1
Patchnames:
SUSE Linux Enterprise Module for Legacy 15 SP3 GA ntp-4.2.8p15-4.13.1
SUSE Linux Enterprise High Performance Computing 15 SP4
SUSE Linux Enterprise Module for Legacy 15 SP4
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server for SAP Applications 15 SP4
SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.3
  • ntp >= 4.2.8p15-4.19.1
Patchnames:
SUSE Linux Enterprise Module for Legacy 15 SP4 GA ntp-4.2.8p15-4.19.1
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-POS-12-SP2-CLIENT-2020-1805
SUSE Linux Enterprise Server 11 SP4-LTSS
  • ntp >= 4.2.8p15-64.16.1
  • ntp-doc >= 4.2.8p15-64.16.1
Patchnames:
slessp4-ntp-14415
SUSE Linux Enterprise Server 12 SP2-BCL
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-BCL-2020-1805
SUSE Linux Enterprise Server 12 SP2-ESPOS
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-ESPOS-2020-1805
SUSE Linux Enterprise Server 12 SP2-LTSS
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-2020-1805
SUSE Linux Enterprise Server 12 SP3-BCL
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SERVER-12-SP3-BCL-2020-1805
SUSE Linux Enterprise Server 12 SP3-ESPOS
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SERVER-12-SP3-ESPOS-2020-1805
SUSE Linux Enterprise Server 12 SP3-LTSS
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SERVER-12-SP3-2020-1805
SUSE Linux Enterprise Server 12 SP4
SUSE Linux Enterprise Server for SAP Applications 12 SP4
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SERVER-12-SP4-2020-1805
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server for SAP Applications 12 SP5
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SERVER-12-SP5-2020-1805
SUSE Linux Enterprise Server 15-LTSS
  • ntp >= 4.2.8p15-4.10.1
Patchnames:
SUSE-SLE-Product-SLES-15-2020-1823
SUSE Linux Enterprise Server for SAP Applications 12 SP2
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SAP-12-SP2-2020-1805
SUSE Linux Enterprise Server for SAP Applications 12 SP3
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-SLE-SAP-12-SP3-2020-1805
SUSE Linux Enterprise Server for SAP Applications 15
  • ntp >= 4.2.8p15-4.10.1
Patchnames:
SUSE-SLE-Product-SLES_SAP-15-2020-1823
SUSE OpenStack Cloud 7
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-OpenStack-Cloud-7-2020-1805
SUSE OpenStack Cloud 8
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-OpenStack-Cloud-8-2020-1805
SUSE OpenStack Cloud Crowbar 8
  • ntp >= 4.2.8p15-88.1
  • ntp-doc >= 4.2.8p15-88.1
Patchnames:
SUSE-OpenStack-Cloud-Crowbar-8-2020-1805
openSUSE Leap 15.1
  • ntp >= 4.2.8p15-lp151.2.3.1
  • ntp-doc >= 4.2.8p15-lp151.2.3.1
Patchnames:
openSUSE-2020-934
openSUSE Leap 15.2
  • ntp >= 4.2.8p15-lp152.3.3.1
  • ntp-doc >= 4.2.8p15-lp152.3.3.1
Patchnames:
openSUSE-2020-1007
openSUSE Tumbleweed
  • ntp >= 4.2.8p15-7.2
  • ntp-dcf77-tools >= 4.2.8p15-7.2
  • ntp-doc >= 4.2.8p15-7.2
Patchnames:
openSUSE Tumbleweed GA ntp-4.2.8p15-7.2


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
HPE Helion OpenStack 8 ntp In progress
SUSE CaaS Platform 3.0 ntp Affected
SUSE CaaS Platform 4.0 ntp Released
SUSE Container as a Service Platform 1.0 ntp Affected
SUSE Container as a Service Platform 2.0 ntp Affected
SUSE Enterprise Storage 6 ntp Released
SUSE Linux Enterprise High Performance Computing 12 SP4 ntp Released
SUSE Linux Enterprise High Performance Computing 12 SP5 ntp Released
SUSE Linux Enterprise High Performance Computing 15 SP1 ntp Released
SUSE Linux Enterprise High Performance Computing 15 SP2 ntp Released
SUSE Linux Enterprise Module for Legacy 15 SP1 ntp Released
SUSE Linux Enterprise Module for Legacy 15 SP2 ntp Released
SUSE Linux Enterprise Point of Service 11 SP3 ntp In progress
SUSE Linux Enterprise Server 11 SP4 LTSS ntp Released
SUSE Linux Enterprise Server 12 SP1 LTSS ntp Affected
SUSE Linux Enterprise Server 12 SP2 BCL ntp Released
SUSE Linux Enterprise Server 12 SP2 LTSS ntp Released
SUSE Linux Enterprise Server 12 SP3 BCL ntp Released
SUSE Linux Enterprise Server 12 SP3 ESPOS ntp In progress
SUSE Linux Enterprise Server 12 SP3 LTSS ntp Released
SUSE Linux Enterprise Server 12 SP4 ntp Released
SUSE Linux Enterprise Server 12 SP4 ESPOS ntp In progress
SUSE Linux Enterprise Server 12 SP4 LTSS ntp In progress
SUSE Linux Enterprise Server 12 SP5 ntp Released
SUSE Linux Enterprise Server 15 LTSS ntp Released
SUSE Linux Enterprise Server 15 SP1 ntp Released
SUSE Linux Enterprise Server 15 SP1 LTSS ntp Released
SUSE Linux Enterprise Server 15 SP2 ntp Released
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 ntp Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2 ntp Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3 ntp Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 ntp Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5 ntp Released
SUSE Linux Enterprise Server for SAP Applications 15 ntp Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1 ntp Released
SUSE Linux Enterprise Server for SAP Applications 15 SP2 ntp Released
SUSE Linux Enterprise Storage 6 ntp Released
SUSE Linux Enterprise Storage 7 ntp Released
SUSE Manager Proxy 4.0 ntp Released
SUSE Manager Proxy 4.1 ntp Released
SUSE Manager Retail Branch Server 4.0 ntp Released
SUSE Manager Retail Branch Server 4.1 ntp Released
SUSE Manager Server 4.0 ntp Released
SUSE Manager Server 4.1 ntp Released
SUSE OpenStack Cloud 8 ntp In progress
SUSE OpenStack Cloud 9 ntp In progress
SUSE OpenStack Cloud Crowbar 8 ntp In progress
SUSE OpenStack Cloud Crowbar 9 ntp In progress